Title:
CROSS-MEMBER FOR REAR TWIST-BEAM AXLE SUSPENSION FOR MOTOR-VEHICLE AND METHOD FOR PRODUCING THE SAME
Document Type and Number:
Japanese Patent JP2014196102
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To increase the mechanical strength of a cross member for twist-beam suspension.SOLUTION: A cross-member 12 comprises a single piece of steel having a closed cross-section integrally forming an arched middle portion 12a, a pair of straight end portions 12b, and a pair of arched joining portions 12c, each of which is interposed between the middle portion 12a and the respective end portions 12b and has a concavity facing toward the opposite side with respect to the middle portion 12a. The middle portion 12a is squashed so as to have a middle cross-section of such a shape as to provide the cross-member with the desired inertial characteristics.
Inventors:
ALESSO GUIDO SEBASTIANO
MASSIMO TRINCHERA
LORENZO CASTAGNO
ANDREA SANTINI
PIERO MONCHIERO
MASSIMO TRINCHERA
LORENZO CASTAGNO
ANDREA SANTINI
PIERO MONCHIERO
Application Number:
JP2014099815A
Publication Date:
October 16, 2014
Filing Date:
May 13, 2014
Export Citation:
Assignee:
SISTEMI SOSPENSIONI SPA
International Classes:
B60G9/04; B21D53/88
Domestic Patent References:
| JP2008511497A | 2008-04-17 | |||
| JP2004299513A | 2004-10-28 |
Foreign References:
| EP0681932A2 | 1995-11-15 | |||
| US20060197372A1 | 2006-09-07 |
Attorney, Agent or Firm:
Yamada Takuji
Mitsuo Tanaka
Mitsuo Tanaka